diff --git a/Easydict/Swift/View/AdvancedTabStyle.swift b/Easydict/Swift/View/AdvancedTabStyle.swift
index 353191f57..edeee4887 100644
--- a/Easydict/Swift/View/AdvancedTabStyle.swift
+++ b/Easydict/Swift/View/AdvancedTabStyle.swift
@@ -19,7 +19,7 @@ struct AdvancedTabStyle: View {
             Rectangle()
                 .fill(color)
                 .frame(width: 20, height: 20, alignment: .center)
-                .clipShape(RoundedRectangle(cornerRadius: 3))
+                .clipShape(RoundedRectangle(cornerRadius: 4))
                 .overlay(
                     Image(systemName: systemImage)
                         .font(.system(size: 12))